The knight laid the hammer on the dais before Tirion's feet. He then bowed his head and backed away.

这名骑士将锤子放在提里奥面前的台子上，然后躬身退下。

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To Clean: Inspect or replace worn valve disc, disconnect control pipe and unscrew bonnet from valve body using blunt tool and hammer on bonnet lugs.

清洗：检查或更换磨损的阀瓣，断开控制管道的连接，采用钝工具和锤子敲击阀帽上的接片，然后旋松阀帽螺纹。

youdao

To Clean: Inspect or replace worn valve disc, disconnect control pipe and unscrew bonnet from valve body using blunt tool and hammer on bonnet lugs.

清洗：检查或更换磨损的阀瓣，断开控制管道的连接，采用钝工具和锤子敲击阀帽上的接片，然后旋松阀帽螺纹。

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